Peoria, IL Weather & Growing Conditions
Tonight
46°F
Slight Chance Drizzle then Mostly Cloudy
A slight chance of drizzle before 10pm. Mostly cloudy, with a low around 46. West southwest wind around 9 mph, with gusts as high as 18 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Slight Chance Drizzle then Mostly Cloudy | 9 mph WSW | 10% |
| Thursday | 56°F | Mostly Cloudy then Chance Light Rain | 7 to 13 mph WSW | 28% |
| Thursday Night | 41°F | Slight Chance Light Rain then Mostly Cloudy | 8 mph NNW | 21% |
| Friday | 51°F | Mostly Sunny | 6 to 10 mph N | 2% |
| Friday Night | 32°F | Mostly Clear | 0 to 5 mph N | 0% |
| Saturday | 53°F | Sunny | 0 to 3 mph NNW | 0% |
| Saturday Night | 33°F | Mostly Clear | 1 mph NW | 0% |
| Sunday | 60°F | Sunny | 1 to 6 mph W | 0% |
| Sunday Night | 36°F | Mostly Clear | 2 mph WNW | 0% |
| Monday | 64°F | Sunny | 0 to 8 mph WSW | 0% |
| Monday Night | 40°F | Clear | 1 to 6 mph WSW | 0% |
| Tuesday | 64°F | Sunny | 3 mph WNW | 1% |
| Tuesday Night | 40°F | Mostly Clear | 1 mph NNW | 1% |
| Veterans Day | 64°F | Mostly Sunny | 0 to 5 mph N | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Peoria, IL
Last spring frost
Apr 16
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
6a
Explore more for Peoria, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Peoria Gtr Peoria Ap, Il (4.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.